Two events that showed the effect of Middle East turmoil on the United States were:
President Carter was criticized for failing to solve the Iranian Hostage crisis when he tried to run for reelection in 1980. For this and other reasons, he lost the race.
The Iranian Revolution also reduced the supply of oil to the western world which led to a sharp rise in gasoline prices in the United States.
In conclusion, options A and C are correct.
Find out more on the Iranian Revolution at https://brainly.com/question/2515125.